Home / 612,828.60-919,329.30-192,060.60

Finding the Fourth Proportional to 612,828.60, 919,329.30 and 192,060.60

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Solution

The fourth proportional to 612,828.60, 919,329.30 and 192,060.60 is: 288,117.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,828.60 : 919,329.30 = 192,060.60 : x
  2. Step 2: Convert to fraction form
    612,828.60/919,329.30 = 192,060.60/x
  3. Step 3: Cross multiply
    612,828.60x = 919,329.30 × 192,060.60
  4. Step 4: Simplify right side
    612,828.60x = 176,566,936,955.58
  5. Step 5: Solve for x
    x = 176,566,936,955.58/612,828.60
  6. Step 6: Final answer
    x = 288,117.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.